﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Things.IDAL;
using Things.DBUtility;//Please add references
namespace Things.SQLServerDAL
{
	/// <summary>
	/// 数据访问类:GoodsDescription
	/// </summary>
	public partial class GoodsDescription:IGoodsDescription
	{

        private const string sqlSelect = @"";

		public GoodsDescription()
		{}

		#region  Method

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(Guid GoodsID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from Things_GoodsDescription");
			strSql.Append(" where GoodsID=@GoodsID ");
			SqlParameter[] parameters = {
					new SqlParameter("@GoodsID", SqlDbType.UniqueIdentifier,16)			};
			parameters[0].Value = GoodsID;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public bool Add(Things.Model.GoodsDescription model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Things_GoodsDescription(");
            strSql.Append("GoodsID,GoodsDescriptions,CreatedDate,IsDeleted)");
			strSql.Append(" values (");
            strSql.Append("@GoodsID,@GoodsDescriptions,@CreatedDate,@IsDeleted)");
			SqlParameter[] parameters = {
					new SqlParameter("@GoodsID", SqlDbType.UniqueIdentifier,16),
					new SqlParameter("@CreatedDate", SqlDbType.DateTime),
                    new SqlParameter("@IsDeleted", SqlDbType.Bit,1),
					new SqlParameter("@GoodsDescriptions", SqlDbType.NText)};
            parameters[0].Value = model.GoodsID;
            parameters[1].Value = model.CreatedDate;
            parameters[2].Value = model.IsDeleted;
			parameters[3].Value = model.GoodsDescriptions;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(Things.Model.GoodsDescription model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update Things_GoodsDescription set ");
            strSql.Append("IsDeleted=@IsDeleted,");
            strSql.Append("CreatedDate=@CreatedDate,");
			strSql.Append("GoodsDescriptions=@GoodsDescriptions");
			strSql.Append(" where GoodsID=@GoodsID ");
			SqlParameter[] parameters = {
					new SqlParameter("@GoodsDescriptions", SqlDbType.NText),
                    new SqlParameter("@CreatedDate", SqlDbType.DateTime),                    
                    new SqlParameter("@IsDeleted", SqlDbType.Bit,1),
					new SqlParameter("@GoodsID", SqlDbType.UniqueIdentifier,16)};
			parameters[0].Value = model.GoodsDescriptions;
            parameters[1].Value = model.CreatedDate;
            parameters[2].Value = model.IsDeleted;
			parameters[3].Value = model.GoodsID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(Guid GoodsID)
		{
			
			StringBuilder strSql=new StringBuilder();
            strSql.Append("update Things_GoodsDescription set IsDeleted=1 ");
			strSql.Append(" where GoodsID=@GoodsID ");
			SqlParameter[] parameters = {
					new SqlParameter("@GoodsID", SqlDbType.UniqueIdentifier,16)			};
			parameters[0].Value = GoodsID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string GoodsIDlist )
		{
			StringBuilder strSql=new StringBuilder();
            strSql.Append("update  Things_GoodsDescription set IsDeleted=1 ");
			strSql.Append(" where GoodsID in ("+GoodsIDlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Things.Model.GoodsDescription GetModel(Guid GoodsID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 GoodsID,GoodsDescriptions from Things_GoodsDescription ");
			strSql.Append(" where GoodsID=@GoodsID ");
			SqlParameter[] parameters = {
					new SqlParameter("@GoodsID", SqlDbType.UniqueIdentifier,16)			};
			parameters[0].Value = GoodsID;

			Things.Model.GoodsDescription model=new Things.Model.GoodsDescription();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				if(ds.Tables[0].Rows[0]["GoodsID"]!=null && ds.Tables[0].Rows[0]["GoodsID"].ToString()!="")
				{
					model.GoodsID= new Guid(ds.Tables[0].Rows[0]["GoodsID"].ToString());
				}
				if(ds.Tables[0].Rows[0]["GoodsDescriptions"]!=null && ds.Tables[0].Rows[0]["GoodsDescriptions"].ToString()!="")
				{
					model.GoodsDescriptions=ds.Tables[0].Rows[0]["GoodsDescriptions"].ToString();
				}
                if (ds.Tables[0].Rows[0]["CreatedDate"] != null && ds.Tables[0].Rows[0]["CreatedDate"].ToString() != "")
                {
                    model.CreatedDate = DateTime.Parse(ds.Tables[0].Rows[0]["CreatedDate"].ToString());
                }
                if (ds.Tables[0].Rows[0]["IsDeleted"] != null && ds.Tables[0].Rows[0]["IsDeleted"].ToString() != "")
                {
                    if ((ds.Tables[0].Rows[0]["IsDeleted"].ToString() == "1") || (ds.Tables[0].Rows[0]["IsDeleted"].ToString().ToLower() == "true"))
                    {
                        model.IsDeleted = true;
                    }
                    else
                    {
                        model.IsDeleted = false;
                    }
                }

				return model;
			}
			else
			{
				return null;
			}
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
            strSql.Append("select GoodsID,GoodsDescriptions,CreatedDate ");
			strSql.Append(" FROM Things_GoodsDescription ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
            strSql.Append(" GoodsID,GoodsDescriptions,CreatedDate ");
			strSql.Append(" FROM Things_GoodsDescription ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM Things_GoodsDescription ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.GoodsID desc");
			}
			strSql.Append(")AS Row, T.*  from Things_GoodsDescription T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "Things_GoodsDescription";
			parameters[1].Value = "GoodsID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  Method
	}
}

